Surface specializations of mechanically laden epithelia.
D000818:Animals; D001717:Birds / Q000033:anatomy & histology; D002417:Cattle / Q000033:anatomy & histology; D004847:Epithelial Cells; D005704:Gallbladder / Q000166:cytology; D008116:Lizards / Q000033:anatomy & histology; D008854:Microscopy, Electron; D009061:Mouth Mucosa / Q000166:cytology; D009541:Nictitating Membrane / Q000166:cytology; D010179:Pancreas / Q000166:cytology; D012911:Snakes / Q000033:anatomy & histology